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Ultimate Overnight Breakfast Casserole

Ultimate Overnight Breakfast Casserole
60min Total Time
6 people Servings
Easy Difficulty
Moderate Cost
425 kcal Calories

Ingredients

6
  • 1 loaf of French bread, cubed
  • 8 large eggs
  • 2 cups milk
  • 1 cup shredded cheddar cheese
  • 1 cup cooked and crumbled sausage or bacon
  • 1 bell pepper, diced
  • 1/2 onion, diced
  • 1 teaspoon garlic powder
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/2 teaspoon paprika
  • Fresh parsley for garnish

Instructions

1

Grease a 9x13 inch baking dish.

2

Layer bread cubes at the bottom of the prepared dish.

3

In a large bowl, whisk together eggs, milk, garlic powder, salt, black pepper, and paprika.

4

Stir in the cooked sausage, bell pepper, onion, and half of the cheddar cheese.

5

Pour egg mixture evenly over the bread cubes, pressing down gently to ensure all the bread is soaked.

6

Sprinkle remaining cheese on top.

7

Cover and refrigerate overnight.

8

Preheat the oven to 350°F (175°C).

9

Bake uncovered for 45 minutes or until golden and set.

Kitchen Tools

  • 9x13 inch baking dish
  • Mixing bowl
  • Whisk
  • Knife and cutting board

Chef's Tips

Use day-old bread for better texture.
Feel free to mix different cheeses for added flavor.

Troubleshooting

If the casserole is too dry, cover it with foil while baking.
If it's too wet, reduce the amount of milk slightly in the next attempt.

Recipe Variations

Add spinach or kale for extra nutrients.
Swap sausage for diced ham or turkey.

Healthy Alternatives

Use whole grain bread instead of French bread.
Substitute turkey sausage for pork sausage.

Serving Suggestions

Serve with fresh fruit on the side.
Pair with a light salad for a balanced meal.

Nutrition Facts

425
Calories
28g
Protein
42g
Carbs
16g
Fat
2g
Fiber
3g
Sugar
890mg
Sodium
75mg
Cholesterol

Dietary Info

Vegetarian
Can be made gluten-free

Garnish Ideas

Sprinkle with fresh parsley before serving.
Add a dollop of sour cream or yogurt on the plate.

Storage

Store leftovers in an airtight container in the refrigerator.
Reheat in the oven for best results rather than the microwave.

Leftover Ideas

Make breakfast burritos by wrapping leftovers in tortillas.
Top a salad with cold leftover casserole for a hearty meal.

Common Mistakes to Avoid

Skipping the overnight soaking can lead to dry casserole.
Not pressing down the bread can result in uneven cooking.

Frequently Asked Questions

Can I prepare this casserole in advance?

Yes, it’s designed to be made the night before and baked in the morning.

Is this dish suitable for freezing?

Yes, you can freeze the uncooked casserole. Just thaw and bake it when ready.

Can I make it vegetarian?

Absolutely! Just skip the sausage or use vegetarian sausage.

What can I substitute for milk?

You can use almond milk, soy milk, or any milk alternative of your choice.

Can I use different types of bread?

Yes, feel free to use any bread such as whole wheat, sourdough, or ciabatta.

How do I know when it's done baking?

The casserole should be golden brown on top and set in the center.

How long does it take to reheat leftovers?

Reheating in the oven at 350°F will take about 15-20 minutes.

Reviews

Sarah M
Feb 21, 2026
This casserole is a game-changer! Perfect for weekend brunch.
John D
Mar 3, 2026
Very tasty! Next time I will add more spices.
Emily R
Mar 6, 2026
Such an easy breakfast option. My kids loved it!
Mike P
Mar 15, 2026
Great recipe! I added some hot sauce and it was delicious!
Jessica L
Mar 8, 2026
It was good but a bit dry for my taste. I'll tweak the milk next time.
Rachel W
Mar 12, 2026
I love how I can prepare it the night before. Perfect for busy mornings!
Kevin S
Feb 24, 2026
Tasty and filling, but I wished it had a bit more seasoning.
Laura N
Feb 21, 2026
So easy to make! A new family favorite.
Matt J
Feb 21, 2026
Didn't turn out as expected. Might give it another try.
Linda E
Mar 13, 2026
Fantastic recipe! I added spinach and it was amazing.
Tommy H
Mar 21, 2026
Really good! Just the right amount of cheese.
Samantha F
Mar 15, 2026
Such a crowd-pleaser! Everyone in my family loved it.
Brad K
Mar 12, 2026
Flavorful and filling. Will make again!
Olivia D
Mar 3, 2026
Super easy and so good! Perfect for brunch with friends.
Henry A
Mar 12, 2026
It was okay. Might try a different bread next time.
Nina T
Mar 4, 2026
Delicious! Perfect amount of cheese and sausage.
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